*{
    padding: 0px;
    margin: 0px;
}
li{
    list-style: none;
}
.main{
    width: 99vw;
    height: 100vh;
    background-color: azure
}
.header{
    width: 100%;
    height: 12%;
    line-height: 70px;
    display: flex;
    justify-content: space-between;
    background-color: yellow;
}
.jinbu{
    display: flex;
    justify-content: space-between;
    width: 90%;
    margin: 0 auto;
    padding: 15px;
}
.listfen{
    display: flex;
    padding: 15px;
    background-color: azure
}
.om{
    display: flex;
    justify-content: space-between;
    width: 100%;   
}
.no{
    display: none
}
.zhendezuile{
    position: fixed;
    top: 120px;
    height: 85vh;
    width: 100vw;
    background-color: rgba(0, 0,0, 0.4)
}
.shailss{
    width: 100%;
    height: 150px;
    background-color: azure;
}
.allone{
    position: fixed;
    top: 120px;
    height: 85vh;
    width: 100vw;
    background-color: rgba(0, 0,0, 0.4)
}
.leo{
    width: 100%;
    height: 200px;
    background-color: azure;
}
.leooo{
    position: fixed;
    top: 120px;
    height: 85vh;
    width: 100vw;
    background-color: rgba(0, 0,0, 0.4)
}